Taxonomy of Sisyrinchium sect. Cephalanthum (Iridaceae: Iridoideae) in Southern Brazil
A new tree species of Cupania (Sapindoideae, Sapindaceae) from Quepos, Costa Rica
Pollen morphology of Indian Aponogeton (Aponogetonaceae, Alismatales) and the problem of recognizing palynotypes in a taxonomically diverse and ancient genus
Reinstatement of Aloe davyana (Asphodelaceae subfam. Alooideae), a winter-flowering species endemic to central-northeastern South Africa
